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USPTO Patent Rankings Data through Sept 30, 2025
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Dennis P. McHugh — 1 Patent

Sioux Rapids, IA: #1 of 2 inventorsTop 50%
Iowa: #8,735 of 15,303 inventorsTop 60%
Overall (All Time): #4,120,056 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4223478 Agricultural chemical applicator 1980-09-23